Description
Description:
The CH340 Nano Board is based on the famous Arduino platform and does all the functions of Uno but with a smaller footprint. CH340 Nano Board is vital for your small project where you don’t need much of a pin-outs but the small size is very important to make it look good.
The CH340 Nano Board equips a low-cost USB-Serial Chip that makes. it is less in price than Nano with FTDI USB-Serial Chip used on older versions of Arduino Nano. The CH340 Nano Board is a small, complete, and breadboard-friendly board based on the ATmega328 (Arduino Nano R3). CH340 Nano Board has more or less the same functionality as the Arduino Uno but in a different package. It lacks only a DC power jack and works with a Mini-B USB cable instead of a standard one. The CH340 Nano Board can be powered via the mini-USB connection, 6-20V unregulated external power supply (pin 30), or 5V regulated external power supply (pin 27). The power source is automatically selected as the highest voltage source.
Specifications:
- Colour: Blue
- DCÂ Current per I/O Pin: 40 mA
- Digital I/O Pins: 22
- Operating Voltage: 5VDC
- power supply pin: 30

Features:
- 1 pair of TTL level serial transceiver ports RX / TX
- Using Atmel Atmega328P-AU MCU
- There is a bootloader installed in it
- Support USB download and Power
- Small mini-B USB for programming and serial monitor.
- ICSP header for direct program download.
- Support power supply by 9V battery
- Support ISP download
- Power OK blue LED on the bottom.
- Green (TX), red (RX) and orange (L) LED.
- Auto sensing/switching power input.
Notes:
- CH340 chip might not work directly with some PC/Laptop, you will need some CH340 drivers.
- If you are getting the error while uploading the code in the Arduino Nano or not detecting the port need to upload the bootloader.
Package Included:
1 x CH340 Nano Board CH340/ATmega328P without USB Cable, Compatible with Arduino Nano V3.0 (Soldered)









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